package main

import "fmt"

func main()  {
	var b1 bool =false
	b2:=true
	fmt.Println("b1：",b1)
	fmt.Println("b2：",b2)
	var num1 int8=100
	fmt.Printf("%T,%d\n",num1,num1)
	var num2 uint8=200
	fmt.Printf("%T,%d\n",num2,num2)

	var num3=400
	fmt.Printf("%T,%d\n",num3,num3)

	num4:='A'
	fmt.Printf("%T,%v,%q,%d\n",num4,num4,num4,num4)

	var num5 float32=4.44
	var num6 float64=8.99
	fmt.Printf("num5:%T,%f,num6:%T,%f\n",num5,num5,num6,num6)

	var s1 string ="memeda"
	s2:=`helloworld`
	s3:="a"
	s4:='a'
	s5:="ab"
	fmt.Println(s1,s2,s3,s4,s5)
	fmt.Printf("%T,%s",s2,s2)


}